/Engine/Plugins/Experimental/DefaultInstallBundleManager/Source/Public/InstallBundleSourceBulk.h
Gets the state of content on disk BundleNames contains all dependencies and has been deduped
virtual void GetContentState ( [TArrayView](API\Runtime\Core\Containers\TArrayView)< const [FName](API\Runtime\Core\UObject\FName) > BundleNames, EInstallBundleGetContentStateFlags Flags, FInstallBundleGetContentStateDelegate Callback )